Stamp pad



FIG. 1 shows an exploded front perspective view of a stamp pad showing my new design.

FIG. 2 shows a top plan view thereof.

FIG. 3 shows a bottom plan view thereof.

FIG. 4 shows a front elevation view thereof, the rear view being a mirror image thereof; and,

FIG. 5 shows a right side view thereof, the left side being a mirror image thereof.

The broken lines in the figures form no part of the claimed design. 

CLAIM The ornamental design for a stamp pad, as shown and described. 